<template>
	<view class="space">
		<view class="planet">
			<view class="planet_shadow"></view>
			<view class="crater1"></view>
			<view class="crater2"></view>
			<view class="crater3"></view>
			<view class="crater4"></view>
		</view>
		<view class="stars">
			<view class="star"></view>
			<view class="star pink"></view>
			<view class="star blue"></view>
			<view class="star yellow"></view>
		</view>
	</view>
</template>
<script>
</script>

<style lang="scss">
	.space {
		width: 100%;
		height: 100vh;
		background: #121212;
		overflow: hidden;
	}

	.planet {
		width: 150px;
		height: 150px;
		border-radius: 50%;
		background: #333;
		position: absolute;
		left: 50%;
		top: 50%;
		margin: -75px 0 0 -75px;
		overflow: hidden;
		z-index: 2;
	}

	.planet_shadow {
		position: absolute;
		border-radius: 50%;
		height: 100%;
		width: 100%;
		top: -40%;
		right: -10%;
		border: 35px solid rgba(0, 0, 0, .15);
	}

	.crater1,
	.crater2,
	.crater3,
	.crater4 {
		position: absolute;
		border-radius: 50%;
		background: rgba(0, 0, 0, .3);
		box-shadow: inset 3px 3px 0 rgba(0, 0, 0, .2);
	}

	.crater1 {
		width: 20px;
		height: 20px;
		left: 25%;
		top: 20%;
	}

	.crater2 {
		width: 10px;
		height: 10px;
		left: 50%;
		top: 60%;
	}

	.crater3 {
		width: 15px;
		height: 15px;
		left: 30%;
		top: 65%;
	}

	.crater4 {
		width: 15px;
		height: 15px;
		left: 60%;
		top: 35%;
	}

	.star {
		display: block;
		width: 5px;
		height: 5px;
		border-radius: 50%;
		background: #FFF;
		top: 100px;
		left: 400px;
		position: relative;
		transform-origin: 100% 0;
		animation: star-ani 6s infinite ease-out;
		box-shadow: 0 0 5px 5px rgba(255, 255, 255, .3);
		opacity: 0;
		z-index: 2;
	}

	.star:after {
		content: '';
		display: block;
		top: 0px;
		left: 4px;
		border: 0px solid #fff;
		border-width: 0px 90px 2px 90px;
		border-color: transparent transparent transparent rgba(255, 255, 255, .3);
		transform: rotate(-45deg) translate3d(1px, 3px, 0);
		box-shadow: 0 0 1px 0 rgba(255, 255, 255, .1);
		transform-origin: 0% 100%;
		animation: shooting-ani 3s infinite ease-out;
	}

	.pink {
		top: 30px;
		left: 395px;
		background: #ff5a99;
		animation-delay: 5s;
		-webkit-animation-delay: 5s;
		-moz-animation-delay: 5s;
	}

	.pink:after {
		border-color: transparent transparent transparent #ff5a99;
		animation-delay: 5s;
		-webkit-animation-delay: 5s;
		-moz-animation-delay: 5s;
	}

	.blue {
		top: 35px;
		left: 432px;
		background: cyan;
		animation-delay: 7s;
		-webkit-animation-delay: 7s;
		-moz-animation-delay: 7s;
	}

	.blue:after {
		border-color: 'transpareanimation-delay: 12s';
		-webkit-animation-delay: 7s;
		-moz-animation-delay: 7s;
		animation-delay: 7s;
	}

	.yellow {
		top: 50px;
		left: 600px;
		background: #ffcd5c;
		animation-delay: 5.8s;
	}

	.yellow:after {
		border-color: transparent transparent transparent #ffcd5c;
		animation-delay: 5.8s;
	}

	@keyframes star-ani {
		0% {
			opacity: 0;
			transform: scale(0) rotate(0) translate3d(0, 0, 0);
			-webkit-transform: scale(0) rotate(0) translate3d(0, 0, 0);
			-moz-transform: scale(0) rotate(0) translate3d(0, 0, 0);
		}

		50% {
			opacity: 1;
			transform: scale(1) rotate(0) translate3d(-200px, 200px, 0);
			-webkit-transform: scale(1) rotate(0) translate3d(-200px, 200px, 0);
			-moz-transform: scale(1) rotate(0) translate3d(-200px, 200px, 0);
		}

		100% {
			opacity: 0;
			transform: scale(1) rotate(0) translate3d(-300px, 300px, 0);
			-webkit-transform: scale(1) rotate(0) translate3d(-300px, 300px, 0);
			-moz-transform: scale(1) rotate(0) translate3d(-300px, 300px, 0);
		}
	}
</style>
